{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:XS4YDNT2JSBF2QMRYK4Q5Z7RG5","short_pith_number":"pith:XS4YDNT2","canonical_record":{"source":{"id":"1912.08218","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-12-17T19:00:05Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"ac3803b734086f02d3102e1ddfb41f4458913e9e7829d5175e24650b7eafeea2","abstract_canon_sha256":"d2769d29a14a0482536e39cf4cb7433eae02c835dca5b2fea583618d87e69a54"},"schema_version":"1.0"},"canonical_sha256":"bcb981b67a4c825d4191c2b90ee7f137465045d4667196eee77b0ed396eb08da","source":{"kind":"arxiv","id":"1912.08218","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.08218","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"arxiv_version","alias_value":"1912.08218v2","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.08218","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"pith_short_12","alias_value":"XS4YDNT2JSBF","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"pith_short_16","alias_value":"XS4YDNT2JSBF2QMR","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"pith_short_8","alias_value":"XS4YDNT2","created_at":"2026-07-05T01:22:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:XS4YDNT2JSBF2QMRYK4Q5Z7RG5","target":"record","payload":{"canonical_record":{"source":{"id":"1912.08218","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-12-17T19:00:05Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"ac3803b734086f02d3102e1ddfb41f4458913e9e7829d5175e24650b7eafeea2","abstract_canon_sha256":"d2769d29a14a0482536e39cf4cb7433eae02c835dca5b2fea583618d87e69a54"},"schema_version":"1.0"},"canonical_sha256":"bcb981b67a4c825d4191c2b90ee7f137465045d4667196eee77b0ed396eb08da","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:22:39.192954Z","signature_b64":"knuYTQ0uHtEf0Ve9J/h7PmEdU8k2calB4F7MZZYwYX03ccGC07FKaxsqexgHVUGznessrElFKJYnaOBrNEGWDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bcb981b67a4c825d4191c2b90ee7f137465045d4667196eee77b0ed396eb08da","last_reissued_at":"2026-07-05T01:22:39.192459Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:22:39.192459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.08218","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:22:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H2OX04dBTmoYnZTJBRUTm9HU5CwFee0ZTpfwb9F39H1N4wOrE3jRQef9B6H63Fhp9oYMrW2x2WdOFi6WfMKWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T15:56:13.886575Z"},"content_sha256":"2b040e64e8e5981fd19d7f35917dc621e3777fdc3945e365b33c0f7207ff21bb","schema_version":"1.0","event_id":"sha256:2b040e64e8e5981fd19d7f35917dc621e3777fdc3945e365b33c0f7207ff21bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:XS4YDNT2JSBF2QMRYK4Q5Z7RG5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Formation and Evolution of Compact Object Binaries in AGN Disks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"Bence Kocsis, Hiromichi Tagawa, Zoltan Haiman","submitted_at":"2019-12-17T19:00:05Z","abstract_excerpt":"The astrophysical origin of gravitational wave (GW) events discovered by LIGO/VIRGO remains an outstanding puzzle. In active galactic nuclei (AGN), compact-object binaries form, evolve, and interact with a dense star cluster and a gas disk. An important question is whether and how binaries merge in these environments. To address this question, we have performed one-dimensional $N$-body simulations combined with a semi-analytical model which includes the formation, disruption, and evolution of binaries self-consistently. We point out that binaries can form in single-single interactions by the d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.08218","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1912.08218/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:22:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KY3DsIHQ80Blz8dhLVE5Ojaa0n75g5oyzfbc8s+40vCBEelW6qB00SVu7KV4Pg4XcPU2uvEsBxYFBFVvjROaDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T15:56:13.887091Z"},"content_sha256":"df845300d2078fc6f8a60b652ed79dc80476868add06a635c47aa03950e97aa3","schema_version":"1.0","event_id":"sha256:df845300d2078fc6f8a60b652ed79dc80476868add06a635c47aa03950e97aa3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XS4YDNT2JSBF2QMRYK4Q5Z7RG5/bundle.json","state_url":"https://pith.science/pith/XS4YDNT2JSBF2QMRYK4Q5Z7RG5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XS4YDNT2JSBF2QMRYK4Q5Z7RG5/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-14T15:56:13Z","links":{"resolver":"https://pith.science/pith/XS4YDNT2JSBF2QMRYK4Q5Z7RG5","bundle":"https://pith.science/pith/XS4YDNT2JSBF2QMRYK4Q5Z7RG5/bundle.json","state":"https://pith.science/pith/XS4YDNT2JSBF2QMRYK4Q5Z7RG5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XS4YDNT2JSBF2QMRYK4Q5Z7RG5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:XS4YDNT2JSBF2QMRYK4Q5Z7RG5","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"d2769d29a14a0482536e39cf4cb7433eae02c835dca5b2fea583618d87e69a54","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-12-17T19:00:05Z","title_canon_sha256":"ac3803b734086f02d3102e1ddfb41f4458913e9e7829d5175e24650b7eafeea2"},"schema_version":"1.0","source":{"id":"1912.08218","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.08218","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"arxiv_version","alias_value":"1912.08218v2","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.08218","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"pith_short_12","alias_value":"XS4YDNT2JSBF","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"pith_short_16","alias_value":"XS4YDNT2JSBF2QMR","created_at":"2026-07-05T01:22:39Z"},{"alias_kind":"pith_short_8","alias_value":"XS4YDNT2","created_at":"2026-07-05T01:22:39Z"}],"graph_snapshots":[{"event_id":"sha256:df845300d2078fc6f8a60b652ed79dc80476868add06a635c47aa03950e97aa3","target":"graph","created_at":"2026-07-05T01:22:39Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1912.08218/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The astrophysical origin of gravitational wave (GW) events discovered by LIGO/VIRGO remains an outstanding puzzle. In active galactic nuclei (AGN), compact-object binaries form, evolve, and interact with a dense star cluster and a gas disk. An important question is whether and how binaries merge in these environments. To address this question, we have performed one-dimensional $N$-body simulations combined with a semi-analytical model which includes the formation, disruption, and evolution of binaries self-consistently. We point out that binaries can form in single-single interactions by the d","authors_text":"Bence Kocsis, Hiromichi Tagawa, Zoltan Haiman","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-12-17T19:00:05Z","title":"Formation and Evolution of Compact Object Binaries in AGN Disks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.08218","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:2b040e64e8e5981fd19d7f35917dc621e3777fdc3945e365b33c0f7207ff21bb","target":"record","created_at":"2026-07-05T01:22:39Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"d2769d29a14a0482536e39cf4cb7433eae02c835dca5b2fea583618d87e69a54","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-12-17T19:00:05Z","title_canon_sha256":"ac3803b734086f02d3102e1ddfb41f4458913e9e7829d5175e24650b7eafeea2"},"schema_version":"1.0","source":{"id":"1912.08218","kind":"arxiv","version":2}},"canonical_sha256":"bcb981b67a4c825d4191c2b90ee7f137465045d4667196eee77b0ed396eb08da","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bcb981b67a4c825d4191c2b90ee7f137465045d4667196eee77b0ed396eb08da","first_computed_at":"2026-07-05T01:22:39.192459Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:22:39.192459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"knuYTQ0uHtEf0Ve9J/h7PmEdU8k2calB4F7MZZYwYX03ccGC07FKaxsqexgHVUGznessrElFKJYnaOBrNEGWDw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:22:39.192954Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.08218","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b040e64e8e5981fd19d7f35917dc621e3777fdc3945e365b33c0f7207ff21bb","sha256:df845300d2078fc6f8a60b652ed79dc80476868add06a635c47aa03950e97aa3"],"state_sha256":"f0384516e1eb450f8242a93678341ecf5117cdc0da489d246943d9d3dc926b01"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mmy0YbjNyFn2L6wkQ44c6vh1iLRxYBTUfB/5lajjQ+egPCMRQ1qRWacxiZZb3mRREzQleKt9PHIUUnirbyJECw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T15:56:13.891324Z","bundle_sha256":"ef75dd5bf8b6fdaff5d9d25cbda926a6d219d0f1cde38abf058e20c69fc79262"}}